VOA慢速英语:美国宇航局支持在其他行星上寻找智慧生命的新项目

infer – v. form an opinion or guess that something is true because of the information you have

civilization – n. a society with well-developed social organizations

panel – n. a piece of equipment that attaches to the surface of something

reflect – v. to send back or bounce off

artificial – adj. made by people, often as a copy of something natural

alien – n. relating to creature from another planet

advanced – adj. modern and well developed